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net/can: single_open_net needs to be paired with single_release_net 

Otherwise we will leak a reference to the network namespace.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig 2018-04-11 12:16:13 +02:00
parent 67b8d5c708
commit 441bc62741
2 changed files with 4 additions and 4 deletions
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2
net/can/bcm.c
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@ -249,7 +249,7 @@ static const struct file_operations bcm_proc_fops = {
.open = bcm_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.release = single_release_net,
};
#endif /* CONFIG_PROC_FS */

6
net/can/proc.c
View File

@ -279,7 +279,7 @@ static const struct file_operations can_stats_proc_fops = {
.open = can_stats_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.release = single_release_net,
};
static int can_reset_stats_proc_show(struct seq_file *m, void *v)
@ -449,7 +449,7 @@ static const struct file_operations can_rcvlist_sff_proc_fops = {
.open = can_rcvlist_sff_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.release = single_release_net,
};
@ -492,7 +492,7 @@ static const struct file_operations can_rcvlist_eff_proc_fops = {
.open = can_rcvlist_eff_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.release = single_release_net,
};
/*